
public class Test {
    public static void main(String[] args) {
        A a = new A();
        TreeNode ret = a.createTree("abc##de#g##f###");
        a.inOrder(ret);
    }
    public static void main1(String[] args) {
        BinaryTree binaryTree = new BinaryTree();
        BinaryTree.TreeNode ret = binaryTree.createBinaryTree();

        binaryTree.levelOrder(ret);
//        binaryTree.levelOrder2(ret);

        System.out.println(binaryTree.isSymmetric(ret));
    }
}
